celinavelasquez1 celinavelasquez1

16-05-2020
Mathematics

contestada

Haley is twice as old as Riley. The sum of their ages is 39. Write an equation that represents (x) , Riley's age.

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marshewesley1 marshewesley1

16-05-2020

Answer:

X=39×2. Answer: 39×2= 78

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bleubillet bleubillet

16-05-2020

Answer:

Equation: 2x+x=39

Hailey is 26 years old and Riley is 13 years old.

Step-by-step explanation:

Hailey- 2x

Riley- x

2x+x=39

3x=39

x=13

2x=26

Hailey is 26 years old and Riley is 13 years old.

Answer Link

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